STM32 F1 Mainstream MCUs

STMicroelectronics STM32 F1 Mainstream Microcontrollers (MCUs) cover the needs of a large variety of applications in the industrial, medical, and consumer markets. With this series, ST has pioneered the world of Arm® Cortex®-M microcontrollers and set a milestone in the history of embedded applications. High performance with first-class peripherals and low-power, low-voltage operation is paired with a high level of integration at accessible prices with a simple architecture and easy-to-use tools. These STMicroelectronics MCUs come with up to 72MHz CPU frequency, from 16KB to 1MB Flash, 4KB to 80KB of RAM, and a variety of embedded peripherals, such as USB, timers, USART, temperature sensor, ADC, and DAC.

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Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Mounting Style
Package/Case
Core
Program Memory Size
Data Bus Width
ADC Resolution
Maximum Clock Frequency
Number of I/Os
Data RAM Size
Supply Voltage - Min
Supply Voltage - Max
Minimum Operating Temperature
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STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 1 Mbyte of Flash 72 MHz CPU, moto
Datasheet
16In Stock
1.000Expected 17/05/2027
Min.: 1
Mult.: 1
: 1.000

STM32F103VG SMD/SMT LQFP-144 ARM Cortex M3 1 MB 32 bit 12 bit 72 MHz 112 I/O 96 kB 2 V 3.6 V - 40 C + 85 C Reel, Cut Tape
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Performance LINE
Datasheet
1In Stock
Min.: 1
Mult.: 1

STM32F103ZC SMD/SMT BGA-144 ARM Cortex M3 256 kB 32 bit 12 bit 72 MHz 112 I/O 64 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU ARM 32Bit Access MCU 144-Pin 256kB Flash
Datasheet
26In Stock
360Expected 16/11/2026
Min.: 1
Mult.: 1

STM32F103ZC SMD/SMT LQFP-144 ARM Cortex M3 256 kB 32 bit 12 bit 72 MHz 112 I/O 64 kB 2 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, m
Datasheet
88In Stock
500On Order
MouseReel Available
Min.: 1
Mult.: 1
: 500

STM32F103ZC SMD/SMT LQFP-144 ARM Cortex M3 256 kB 32 bit 12 bit 72 MHz 112 I/O 64 kB 2 V 3.6 V - 40 C + 105 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 Performance LINE
Datasheet
17In Stock
4.680On Order
Min.: 1
Mult.: 1

STM32F103ZE SMD/SMT LQFP-144 ARM Cortex M3 512 kB 32 bit 12 bit 72 MHz 112 I/O 64 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 High-density
Datasheet
17In Stock
500Expected 17/05/2027
MouseReel Available
Min.: 1
Mult.: 1
: 500

STM32F103ZE SMD/SMT LQFP-144 ARM Cortex M3 512 kB 32 bit 12 bit 72 MHz 112 I/O 64 kB 2 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line Arm Cortex-M3 MCU 1 Mbyte Flash memory 72 MHz CPU
Datasheet
14In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1.500

STM32F103ZG 12 bit Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3
Datasheet
11.880On Order
Min.: 1
Mult.: 1

STM32F107VC SMD/SMT LQFP-100 ARM Cortex M3 256 kB 32 bit 12 bit 72 MHz 80 I/O 64 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 128K 16KB RAM 1X12 ADC
Datasheet
4.285On Order
Min.: 1
Mult.: 1

STM32F101CB SMD/SMT LQFP-48 ARM Cortex M3 128 kB 32 bit 12 bit 36 MHz 37 I/O 16 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 128 Kbytes of Flash 72 MHz CPU, m
Datasheet
4.991Expected 24/12/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

STM32F103CB SMD/SMT UFQFPN-48 ARM Cortex M3 128 kB 32 bit 12 bit 72 MHz 37 I/O 20 kB 2 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Perform ARM 32Bit 32kB Flash 64-Pin
Datasheet
2.000Expected 05/07/2027
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

STM32F103RF SMD/SMT LQFP-64 ARM Cortex M3 768 kB 32 bit 12 bit 72 MHz 96 kB 2 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 1G Flash
Datasheet
3.840On Order
Min.: 1
Mult.: 1

STM32F103RG SMD/SMT LQFP-64 ARM Cortex M3 1 MB 32 bit 12 bit 72 MHz 112 I/O 96 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 1 Mbyte of Flash 72 MHz CPU, moto
Datasheet
4.000Expected 16/11/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

STM32F103RG SMD/SMT LQFP-64 ARM Cortex M3 1 MB 32 bit 12 bit 72 MHz 112 I/O 96 kB 2 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel

STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex MED Density 128kb PL
Datasheet
8.655Expected 05/07/2027
Min.: 1
Mult.: 1

STM32F103TB SMD/SMT VFQFPN-36 ARM Cortex M3 128 kB 32 bit 12 bit 72 MHz 26 I/O 20 kB 2 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 384Kb Flash MCU
Datasheet
2.208Expected 01/12/2026
Min.: 1
Mult.: 1

STM32F103ZD SMD/SMT BGA-144 ARM Cortex M3 384 kB 32 bit 12 bit 72 MHz 112 I/O 64 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3
Datasheet
9.486On Order
Min.: 1
Mult.: 1

STM32F105R8 SMD/SMT LQFP-64 ARM Cortex M3 64 kB 32 bit 12 bit 72 MHz 51 I/O 64 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3
Datasheet
3.689On Order
Min.: 1
Mult.: 1

STM32F107RB SMD/SMT LQFP-64 ARM Cortex M3 128 kB 32 bit 12 bit 72 MHz 51 I/O 64 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex 64 Kbyte Value Line
Datasheet
687Expected 02/12/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

STM32F100R8 ARM Cortex M3 32 bit 2 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 Access Line
Datasheet
2.398Expected 20/09/2027
MouseReel Available
Min.: 1
Mult.: 1
: 2.400

STM32F101CB SMD/SMT LQFP-48 ARM Cortex M3 128 kB 32 bit 12 bit 36 MHz 37 I/O 16 kB 2 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 High-density access
Datasheet
1.998Expected 08/03/2027
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

STM32F101RC SMD/SMT LQFP-64 ARM Cortex M3 256 kB 32 bit 12 bit 36 MHz 51 I/O 32 kB 2 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Performance
Datasheet
3.114Expected 24/12/2026
Min.: 1
Mult.: 1

STM32F103CB SMD/SMT UQFN-48 ARM Cortex M3 128 kB 32 bit 12 bit 72 MHz 37 I/O 20 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, m
Datasheet
1.000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

STM32F1 SMD/SMT LQFP-64 ARM Cortex M3 256 kB 32 bit 12 bit 72 MHz 51 I/O 48 kB 2 V 3.6 V - 40 C + 105 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex XL Density 1Mb Flash
Datasheet
958Expected 15/03/2027
Min.: 1
Mult.: 1

STM32F103RG SMD/SMT LQFP-64 ARM Cortex M3 1 MB 32 bit 12 bit 72 MHz 112 I/O 96 kB 2 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 H/D 261 to 512 USB/CAN
Datasheet
1.282On Order
Min.: 1
Mult.: 1

STM32F103ZC SMD/SMT LQFP-144 ARM Cortex M3 256 kB 32 bit 12 bit 72 MHz 112 I/O 64 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT CORTEX M3 256K Flash 6KB RAM
Datasheet
2.108Expected 08/01/2027
Min.: 1
Mult.: 1

STM32F107VC SMD/SMT BGA-100 ARM Cortex M3 256 kB 32 bit 12 bit 72 MHz 80 I/O 64 kB 2 V 3.6 V - 40 C + 85 C Tray